13402640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 33145200

約数和(自身を除く): 19742560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 109, 116, 145, 212, 218, 232, 265, 290, 424, 436, 464, 530, 545, 580, 848, 872, 1060, 1090, 1160, 1537, 1744, 2120, 2180, 2320, 3074, 3161, 4240, 4360, 5777, 6148, 6322, 7685, 8720, 11554, 12296, 12644, 15370, 15805, 23108, 24592, 25288, 28885, 30740, 31610, 46216, 50576, 57770, 61480, 63220, 92432, 115540, 122960, 126440, 167533, 231080, 252880, 335066, 462160, 670132, 837665, 1340264, 1675330, 2680528, 3350660, 6701320, 13402640]

約数ペア:

[(1, 13402640), (2, 6701320), (4, 3350660), (5, 2680528), (8, 1675330), (10, 1340264), (16, 837665), (20, 670132), (29, 462160), (40, 335066), (53, 252880), (58, 231080), (80, 167533), (106, 126440), (109, 122960), (116, 115540), (145, 92432), (212, 63220), (218, 61480), (232, 57770), (265, 50576), (290, 46216), (424, 31610), (436, 30740), (464, 28885), (530, 25288), (545, 24592), (580, 23108), (848, 15805), (872, 15370), (1060, 12644), (1090, 12296), (1160, 11554), (1537, 8720), (1744, 7685), (2120, 6322), (2180, 6148), (2320, 5777), (3074, 4360), (3161, 4240)]